As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TYS A/C IS IN C-CHECK WHEN INSPECTION FOUND CORROSION DAMAGE TO THE FUSELAGE SKIN AT FRAME 81 AND STRINGER 21L TO 21R. MAINTENANCE REMOVED THE CORRODED AREA AND APPLIED A FILLER AND DOUBLER IAW ETD 2019-145-086179. ALL WORK ACCOMPLISHED AND WILL BE RELEASED AT THE END OF THE CHECK.